Color pictures pastel

Quick answer：

Pastel refers to a type of art medium, typically consisting of colored powders mixed with a binder. It is commonly used in drawing and painting, often producing soft, translucent, and subtle color effects. Pastels are known for their vibrant colors and the ability to create a sense of movement and texture. In the context of color pictures, pastels can be used to create various artistic styles, ranging from realistic to abstract.